如今(jīn )燕麦草、小杂(zá )粮、覆膜马铃薯等耐旱作物“当家”,以(yǐ )水定粮改(gǎi )变了(le )察汗淖尔湿地周边农业形态。庞学峰给记者算了一笔账(zhàng ):种(zhǒng )植燕麦草,只搞“雨养”农业,不使(shǐ )用地(dì )下水。成本下降(jiàng ),加(jiā )上(shàng )轮作和“水改(gǎi )旱”补贴,亩效(xiào )益可比(bǐ )种甜菜增加200元人(rén )民币左右。 -
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